Insat 2C

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General

Designation	23731 / 95067B
Launch date	6 Dec 1995
Country of origin	India
Mission	Telecommunications
Geostationary orbit	see below
Launch vehicle	Ariane V81

Unlike other satellites of the program, Insat 2C is totally devoted to telecommunications and doesn't have any meteorology payload.

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Location

Begin	End	Position
L: 6 Dec 1995	end of tests	92.5°E
end of tests	Feb 2002	93.5°E
Apr 2002	Jun 2003	48°E, inclined

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End of life

Out of service	Jun 2003
Cause	Sent to the junk orbit

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External resources

sat-index articles

Technical data

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Lyngsat transponder loading

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EIRP maps (dBW)

C-band, standard
C-band, extended

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Specifications

Prime contractor	ISRO/ISAC
Platform	INSAT2
Mass at launch	2020 kg
Mass in orbit	980 kg ?
Dimension	1.93 x 1.64 x 1.7 m
Solar array	asymmetric panel
Stabilization	3-axis
DC power	BOL: 1600 W
Design lifetime	10 years

The internal LAM (Liquid Apogee Motor) was built by ISRO with its Indian industrial partners.

The satellite will have a meteorology payload made of a VHRR with an additional water vapour channel and a 1-km resolution, 3-visible-channel CCD camera.

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S-band (2.6/5.9 GHz)

Main transponders	3
Backup transponders
Power	50 W (TWTA)
Bandwidth	36 MHz
Coverage	India
EIRP max	42 dBW
Polarization	LHCP

Aimed at mobile communications

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C-band

Main transponders	17 + 6 (extended C-band)
Backup transponders
Power	4.5 W
Bandwidth	36 MHz
Coverage	between the Middle East and southeast Asia
EIRP max	standard: 32 dBW 2 extended transponders: 34 dBW
Polarization	H/V linear

Aimed at TV broadcasting

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Ku-band

Main transponders	3
Backup transponders
Power
Bandwidth
Coverage
EIRP max
Polarization

Aimed at business communications among India's frou major cities (Delhi, Bombay, Calcutta and Madras)

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